//
//  NSArray+NSArrayExtra.h
//  PM25
//
//  Created by zhongaibing on 4/13/12.
//  Copyright (c) 2012 __MyCompanyName__. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSArray (NSArrayExtra)
-(BOOL)isEmptyOrNull;
-(BOOL)hasCount;
@end
